Englishfor English speakers
den
Noun
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A den is a place where a wild animal lives.
The wolf went back to his den to sleep after a day of hunting.
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A den is a small cave in the side of a hill.
hammer
Noun
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A hammer is a heavy tool for pushing a nail into wood.
When you have only a hammer, all things seem like nails.
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A hammer is a moving part of a gun that hits the firing pin to make the gun fire.
hammer
Verb
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If you hammer something, you push a nail into wood using a hammer.
He hammered so hard that the building moved a little.